An image of a person, usually drawn, painted, photographed or sculpted from life. A portrait of two people together is called a double portrait. A portrait with more than two people is a group portrait. A portrait created by an artist of herself or himself is a self-portrait. Web resource here.

 Klimt Mada Primavesi

Gustav Klimt. Portrait of Mäda Primavesi. Oil on canvas. 1912. Metropolitan Museum of Art, New York.